assertNotNull(connection2, "Second connection should not be null.");
        assertTrue(connection1 instanceof NtlmHttpURLConnection, "First connection should be wrapped.");
        assertTrue(connection2 instanceof NtlmHttpURLConnection, "Second connection should be wrapped.");
    }

    }

    public void test_instanceOf() {
        // Test that exception is instance of RuntimeException
        DictionaryExpiredException exception = new DictionaryExpiredException();
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_throwAndCatch() {

          .put(IllegalStateException.class, e -> e instanceof IllegalStateException)
          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)

          .put(IllegalStateException.class, e -> e instanceof IllegalStateException)
          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)

        assertNotNull(result1);
        assertNotNull(result2);

        // Both results should be of the same type
        assertTrue(result1 instanceof MatchAllQueryBuilder);
        assertTrue(result2 instanceof MatchAllQueryBuilder);

        // Both should generate the same JSON
        String json1 = result1.toString().replaceAll("[\\s\\n]", "");

          .put(IllegalArgumentException.class, e -> e instanceof IllegalArgumentException)
          .put(IllegalStateException.class, e -> e instanceof IllegalStateException)
          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)

          .put(IllegalStateException.class, e -> e instanceof IllegalStateException)
          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)

        if (o == null) {
            return null;
        } else if (o instanceof Short) {
            return (Short) o;
        } else if (o instanceof Number) {
            return ((Number) o).shortValue();
        } else if (o instanceof String) {
            return toShort((String) o);
        } else if (o instanceof java.util.Date) {
            if (pattern != null) {

            return;
        }

        if (value instanceof Entity) {
            data.register(key, BeanUtil.copyBeanToNewMap(value));
        } else {
            if (value instanceof final Collection<?> coll && !coll.isEmpty()) {
                // care performance for List that the most frequent pattern
                final Object first = coll instanceof List<?> ? ((List<?>) coll).get(0) : coll.iterator().next();

      @Override
      public boolean equals(@Nullable Object that) {
        if (that instanceof Pred) {
          return this.node.equals(((Pred<?>) that).node);
        } else {
          return false;
        }
      }

      @Override
      public int hashCode() {
        // Adding the class hashCode to avoid a clash with Succ instances.
        return Pred.class.hashCode() + node.hashCode();
      }
    }